logit win2 election2##c.indigpop disj pl280 collective uspartywindian treaty opponent avermajor i.crim i.icwa1 seminoleplus1 outofstate,  vce(cluster stcode)

margins election2, at(indigpop=(0(2.5)20)) vsquish

marginsplot

predict phat

graph box phat, over(opponent)

graph box phat, over(collective)


